TOTO,
we're not in Kansas anymore...

A server error occured and unexplained things are happening around us.

maila.visnap

aine ehitus universum - aine - molekul molekul -aatom -aatomituum 10-8 m 10-10 m 10-15 m aine koosneb osakestestaineosakesed on pidevas liikumises -

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Aine EHITUS | Presentation by maila.visnap